If you’re just starting out in astronomy, chances are someone has recommended a reflector telescope — and likely it was a Dobsonian. Dobsonians are a type of reflector telescope that uses a simple mount to operate and mirrors to gather and focus light.… Continue reading.
Every year in mid-March, the Denver Astronomical Society (DAS) gathers for its Annual Spring Banquet. This special event is a time to celebrate the Society’s accomplishments, welcome newly elected board members and trustees, and honor dedicated members with awards.… Continue reading.
The Andromeda Galaxy, the closest large galaxy to our own Milky Way, has been visible to the naked eye for as long as humans have gazed at the stars. The first recorded observation dates back to 964 CE when the Persian astronomer Al-Sufi described it as a “little cloud.”… Continue reading.
Here’s a brief look at what’s going on in the Mile High City this week.
March 17: The Moon reaches apogee (252,123 miles / 405,754 km away – its farthest distance from Earth in its elliptical orbit): 10:00 AM. St. Patrick’s Day March 18: Astronomical Observing 101 Class: 7:00 PM at Secular Hub Community Center (Registration Required).… Continue reading.
Here’s a brief look at what’s going on in the Mile High City this week.
March 10: Look for the waxing gibbous Worm Moon near the Beehive Cluster (M44) high overhead in Cancer around 10:00 PM. March 11: The Search for Interstellar Objects of Technological Origin (Free, Virtual Lecture from Hamptons Observatory) – 5:00 PM (Registration Required).… Continue reading.
Zodiacal light is a faint, glowing band of light that stretches across the night sky. It looks like a soft triangle of light, and it appears along the path the Sun travels through the sky, known as the ecliptic.… Continue reading.
Last month, we discussed the Hubble’s Night Sky Observing Challenge and the February targets announced by the Astronomical League and NASA to celebrate 35 Years of the Hubble Space Telescope. These organizations have announced a new set of targets for the month of March.… Continue reading.
The upcoming total eclipse of the full Worm Moon on March 13–14, 2025, presents a remarkable opportunity for Denver skywatchers to observe this celestial event. Here’s a comprehensive guide covering the timing, phases, scientific background, and observing tips.
What Causes Lunar Eclipses and What’s a Blood Moon?… Continue reading.
Here’s a brief look at what’s going on in the Mile High City this week.
March 3: NASA/AL Hubble Night Sky Challenge has released 4 targets for March. (more info) March 4: Astrophotography Special Interest Group (ASIG) – General Meeting for DAS Members: 7:00 PM (more info).… Continue reading.